DOI: 10.1039/A606583J
(Paper)
J. Chem. Res. (S), 1997, 68-68
Synthesis and Structure of Macrocyclic Diaza-bis-enediynes
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Burkhard Koenig, Tom Fricke, Ina Dix and Peter G. Jones
Abstract
The reaction of 1,8-dibromooct-4-ene-2,6-diyne (1) with secondary amines, such as n-butylamine (2a), yields macrocyclic 2:2 substitution products 3; the structure of 3a was investigated by X-ray crystallography.